.book_search {
    width: 100vw;
    height: 100vh;
    background: #f5f5f5;
}

.book_search {
    width: 100%;
    background: #f5f5f5;
    .recommend {
        width: 92%;
        margin: 0 auto;
        .rec_title {
            font-size: 18px;
            font-weight: bold;
            padding: 10px 0;
            color: #666;
        }
        .rec_list {
            display: grid;
            grid-template-columns: auto auto;
            // grid-template-rows: auto auto auto auto;
            justify-content: space-around;
            .item {
                margin: 10px 0;
                .num {
                    display: inline-block;
                    width: 24px;
                    height: 24px;
                    border-radius: 50%;
                    background: #D9D9D9;
                    line-height: 24px;
                    text-align: center;
                    margin-right: 10px;
                    color: #fff;
                }
                .txt {
                    display: inline-block;
                    width: 110px;
                    overflow: hidden;
                    white-space: nowrap;
                    text-overflow: ellipsis;
                    font-weight: bold;
                }
                &:first-child .num {
                    background: #E64D2E;
                }
                &:nth-child(2) .num {
                    background: #FF7919;
                }
                &:nth-child(3) .num {
                    background: #FFBF01;
                }
            }
        }
        //   history
        .his_top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            .his_title {
                font-size: 18px;
                font-weight: bold;
                padding: 10px 0;
                color: #666;
            }
        }
    }
}